Công thức thì HTHT

(+) S + has/have + V3/ed 

(-) S + has/have + not + V3/ed 

(?) Has/Have + S+ V3/ed?

DHNB: before, since + mốc thời gian, for + khoảng thời gian, yet, already, just,....

Công thức thì HTĐ (V: thường)

S số ít, he, she, it 

(+) S + Vs/es

(-) S+ doesn't + V1 

(?) Does +S +V1?

S số nhiều, I, you, we, they

(+) S + V1 

(-) S+ don't + V1 

(?) Do + S+ V1? 

DHNB: always, usually, sometimes, often, never, seldom,....

Công thức thì TLĐ

(+) S + will + V1 

(-) S + won't + V1 

(?) Will + S+ V1? 

DHNB: in the future, in + năm ở TL, in + time, next week, next year, ....

Công thức thì HTTD 

(+) S + am/is/are + Ving 

(-) S + am/is/are + not + Ving 

(?) Am/Is/Are +S +Ving? 

DHNB: now, right now, (!), at present, at the moment,.....

-------------------------------------------------

III)

1. doesn't eat 

2. play 

DHNB: every weekend (HTD)

3. aren't watching 

DHNB: right now (HTTD)

4. reads

DHNB: usually (HTD)

5. are playing 

DHNB: at the moment (HTTD)

6. don't like 

7. go 

DHNB: every morning (HTD)

8. studies 

9. haven't had 

DHNB: yet (HTHT)

10. plays 

11. is running 

DHNB: now (HTTD)

12. don't believe 

13. will travel 

DHNB: next month (TLD)

14. aren't swimming 

DHNB: today (HTTD) 

15. teaches 

16. are singing 

17. isn't wearing 

DHNB: today (HTTD)

18. aren't playing 

DHNB: right now (HTTD)

19. is sleeping 

20. don't understand

IV)

1. They usually go to the gym in the evening.

DHNB: usually (HTD)

2. Are you watching a movie right now? 

DHNB: right now (HTTD)

3. My sister doesn't like spicy food.

4. The children are playing in the backyard at the moment.

DHNB: at the moment (HTTD)

5. We often visit our grandparents on weekends.

DHNB: often (HTD)

6. Is he studying for his exam at the library?

7. I don't drink coffee in the morning.

8. Sarah is wearing a blue dress to the party.

9. Do they play basketball every Tuesday?

DHNB: every Tuesday (HTD)

10. The dog is sleeping on the floor right now.

DHNB: right now (HTTD)

`color{orange}{~MiaMB~}`